.about .navtitle{
    width: 100%;
    background-color: #fff;
    position: sticky;
    top: 60px;
    left: 0;
    z-index: 10;
    box-shadow: 0 1px 1px #ccc;
}
.about .navtitle ul{
    display: flex;
    justify-content: center;
    
}
.about .navtitle ul li{
    display: flex;
    align-items: center;
    height: 60px;
    font-weight: bold;
    font-size: 14px;
    margin: 0 15px;
    
}
.about .navtitle ul li a{
    color: #999;
}
.about .navtitle ul li a:hover{
    color: #1088f2;
}
.about .navtitle ul li.con{
    border-bottom: 2px solid #1088f2;
}
.about .navtitle ul li.con a{
    color: #000;
}
.about .main{
    padding-top: 20px;
    background-color: #f7f8f9;
}
/* 瀑布流布局 */
.about .main .box{
    column-gap: 20px;
    column-count: 3;

}
.about .main .box .content .imgbox img{
    width: 100%;
    height: 100%;
}
.about .main .content{
    position: relative;
    overflow: hidden; 
    margin-bottom: 16px;
}
.about .main .content:hover .user{
    left: 0;
}
.about .main .content .user{
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background-image: linear-gradient(-180deg, transparent 0%, rgba(0, 0, 0, 0.6) 97%);
    padding: 16px;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    position: absolute;
    bottom: 4px;
    left: -387px;
}
.about .main .content .user p{
    font-size: 14px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
}
.about .main .content .user .usermain p{
    margin-bottom: 0;
}

.about .main .usermain{
    display: flex;
    justify-content: space-between;
}
.about .main .usermain .headimg{
    width: 24px;
    height: 24px;
    border-radius: 50%;
    overflow: hidden;
}
.about .main .usermain .useimg{
    display: flex;
    align-items: center;
}
.about .main .usermain .state{
    display: flex;
    align-items: center;
}
.about .main .usermain .state .icon{
    width: 16px;
    height: 16px;
    margin-right: 5px;
    margin-left: 10px;
}